This is a genuine KUHN 83101688 set of four V-belts, designed for optimal performance and durability in KUHN agricultural machinery. Specifically engineered for a wide range of KUHN GMD and FC series mowers, including models such as GMD 802, FC 243, FC 283, FC 313, FC 353, FC 403, FC 443, FC 813, FC 883, FC 903, and FC 1003. These OEM V-belts ensure reliable power transmission and are crucial for maintaining the efficiency and longevity of your equipment.